World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
40
Citations
6381
World Ranking
6111
National Ranking
2081

Gregory F. Grether publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Gregory F. Grether sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 106 publications — 23rd percentile

23% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Gregory F. Grether D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Gregory F. Grether sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 40 D-Index — 29th percentile

29% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Gregory F. Grether is affiliated with the University of California, Los Angeles in the United States. Their research primarily spans Environmental Science, Agricultural and Biological Sciences, and Biochemistry, Genetics and Molecular Biology. Within these areas, Grether focuses heavily on subfields related to Ecology, Evolution, Behavior and Systematics, Ecology, Genetics, Nature and Landscape Conservation, and Ecological Modeling.

Their work covers a range of topics including Plant and animal studies, Animal Behavior and Reproduction, Species Distribution and Climate Change, Ecology and Vegetation Dynamics Studies, Wildlife Ecology and Conservation, Genetic diversity and population structure, and Avian ecology and behavior.

Recent scientific papers authored or coauthored by Grether include:

  • "Competition and hybridization drive interspecific territoriality in birds" (2020) in Proceedings of the National Academy of Sciences
  • "Multiple routes to interspecific territoriality in sister species of North American perching birds" (2020) in Evolution
  • "Eco-evolutionary dynamics of interference competition" (2022) in Ecology Letters
  • "Macrobehaviour: behavioural variation across space, time, and taxa" (2023) in Trends in Ecology & Evolution
  • "Evolution and Biogeographic History of Rubyspot Damselflies (Hetaerininae: Calopterygidae: Odonata)" (2022) in Diversity

Frequent co-authors of Grether include:

  • Jonathan P. Drury
  • Debra M. Shier
  • Yesenia Margarita Vega-Sánchez
  • Madeline C. Cowen
  • Rachel Y. Chock

Grether's work has appeared in a variety of publication venues, notably:

  • Ecology Letters
  • Journal of Heredity
  • The American Biology Teacher
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Proceedings of the National Academy of Sciences

Best Publications

  • A possible non-sexual origin of mate preference: are male guppies mimicking fruit?

    F. Helen Rodd;Kimberly A. Hughes;Gregory F. Grether;Colette T. Baril

  • The role of interspecific interference competition in character displacement and the evolution of competitor recognition.

    Gregory F. Grether;Neil Losin;Christopher N. Anderson;Kenichi Okamoto

  • Carotenoid limitation of sexual coloration along an environmental gradient in guppies

    Gregory F. Grether;Jocelyn Hudon;David F. Millie

  • Individual colour patches as multicomponent signals.

    Gregory F. Grether;Gita R. Kolluru;Karen Nersissian

  • RAIN FOREST CANOPY COVER, RESOURCE AVAILABILITY, AND LIFE HISTORY EVOLUTION IN GUPPIES

    Gregory F. Grether;David F. Millie;Michael J. Bryant;David N. Reznick

  • Environmental Change, Phenotypic Plasticity, and Genetic Compensation

    Gregory F. Grether

  • Extensive population genetic structure in the giraffe

    David M. Brown;Rick A. Brenneman;Klaus Peter Koepfli;John P. Pollinger

  • CAROTENOID LIMITATION AND MATE PREFERENCE EVOLUTION: A TEST OF THE INDICATOR HYPOTHESIS IN GUPPIES (POECILIA RETICULATA)

    Gregory F. Grether

  • Carotenoid scarcity, synthetic pteridine pigments and the evolution of sexual coloration in guppies (Poecilia reticulata).

    Gregory F. Grether;Jocelyn Hudon;John A. Endler

  • INTRASEXUAL COMPETITION ALONE FAVORS A SEXUALLY DIMORPHIC ORNAMENT IN THE RUBYSPOT DAMSELFLY HETAERINA AMERICANA.

    Gregory F. Grether

  • The evolutionary consequences of interspecific aggression

    Gregory F. Grether;Christopher N. Anderson;Jonathan P. Drury;Alexander N. G. Kirschel;Alexander N. G. Kirschel

  • Causes and Consequences of Behavioral Interference between Species

    Gregory F. Grether;Kathryn S. Peiman;Joseph A. Tobias;Beren W. Robinson

  • SEXUAL SELECTION AND SURVIVAL SELECTION ON WING COLORATION AND BODY SIZE IN THE RUBYSPOT DAMSELFLY HETAERINA AMERICANA.

    Gregory F. Grether

  • Sex-specific effects of carotenoid intake on the immunological response to allografts in guppies (Poecilia reticulata).

    Gregory F. Grether;Shinji Kasahara;Gita R. Kolluru;Edwin L. Cooper

  • Interspecific aggression and character displacement of competitor recognition in Hetaerina damselflies

    Christopher N. Anderson;Gregory F. Grether

  • Association among wild orang-utans: sociality, passive aggregations or chance?

    John C. Mitani;Gregory F. Grether;Peter S. Rodman;Dolly Priatna

  • Carotenoid availability affects the development of a colour-based mate preference and the sensory bias to which it is genetically linked

    Gregory F Grether;Gita R Kolluru;F. Helen Rodd;Jennifer de la Cerda

  • The effects of resource availability on alternative mating tactics in guppies ( Poecilia reticulata )

    Gita R. Kolluru;Gregory F. Grether

  • The effects of carotenoid and food availability on resistance to a naturally occurring parasite (Gyrodactylus turnbulli) in guppies (Poecilia reticulata)

    Gita R. Kolluru;Gregory F. Grether;Sandra H. South;Eric Dunlop

  • Food availability and parasite infection influence mating tactics in guppies (Poecilia reticulata)

    Gita R. Kolluru;Gregory F. Grether;Eric Dunlop;Sandra H. South

  • COUNTERGRADIENT VARIATION IN THE SEXUAL COLORATION OF GUPPIES (POECILIA RETICULATA): DROSOPTERIN SYNTHESIS BALANCES

    Carotenoid Availability;Gregory F. Grether;Molly E. Cummings;Jocelyn Hudon

Frequent Co-Authors

Chris Carbone
Chris Carbone Zoological Society of London
Michael G. L. Mills
Michael G. L. Mills University of Oxford
Darrell J. Kemp
Darrell J. Kemp Macquarie University
Blaire Van Valkenburgh
Blaire Van Valkenburgh University of California, Los Angeles
Paul J. Funston
Paul J. Funston Panthera Corporation
F. Helen Rodd
F. Helen Rodd University of Toronto
David N. Reznick
David N. Reznick University of California, Riverside
John A. Endler
John A. Endler Deakin University
Theodore Garland
Theodore Garland University of California, Riverside
Sassan Saatchi
Sassan Saatchi California Institute of Technology

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Related Online Degrees & Career Pathways

Careers in ecology and evolution can often intersect with other disciplines. For example, professionals aiming to support community health or environmental policy may benefit from an online masters of social work. This degree is ideal for those interested in advocacy, outreach, or public health initiatives that depend on a deep understanding of human-environment interactions.

If your interest is in human behavior as it relates to ecosystems, you might explore a 1 year master's in psychology online. Accelerated programs can help you quickly develop skills that are valuable in environmental education, communication, or research roles.

Certain ecological roles also require a strong foundation in mental health, especially in fields like environmental trauma and conservation psychology. Earning a master of mental health online provides additional tools for helping communities adapt to ecological change and crisis.

Lastly, there are exciting, well-compensated opportunities at the intersection of science and justice. Some ecology and evolution graduates find meaningful work in legal or investigative roles, such as those described in high paying jobs in forensic psychology.

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